diff --git a/create_error_reports.py b/create_error_reports.py
index 8471827..d8264e1 100755
--- a/create_error_reports.py
+++ b/create_error_reports.py
@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 '''Generates 2 reports about OpenBMC error logs:
 
@@ -123,11 +123,9 @@
             if not files:
                 continue
 
-            err_files += map(
-                lambda f: os.path.relpath(
-                    os.path.join(directory, f),
-                    yaml_dir),
-                filter(lambda f: f.endswith('.errors.yaml'), files))
+            err_files += [os.path.relpath(
+                    os.path.join(directory, f), yaml_dir)
+                    for f in [f for f in files if f.endswith('.errors.yaml')]]
 
     return err_files